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GET /api/patches/2215984/?format=api
{ "id": 2215984, "url": "http://patchwork.ozlabs.org/api/patches/2215984/?format=api", "web_url": "http://patchwork.ozlabs.org/project/uboot/patch/66795e9c91026c8fc6d40703f200eedd62ada355.1774452992.git.michal.simek@amd.com/", "project": { "id": 18, "url": "http://patchwork.ozlabs.org/api/projects/18/?format=api", "name": "U-Boot", "link_name": "uboot", "list_id": "u-boot.lists.denx.de", "list_email": "u-boot@lists.denx.de", "web_url": null, "scm_url": null, "webscm_url": null, "list_archive_url": "", "list_archive_url_format": "", "commit_url_format": "" }, "msgid": "<66795e9c91026c8fc6d40703f200eedd62ada355.1774452992.git.michal.simek@amd.com>", "list_archive_url": null, "date": "2026-03-25T15:36:34", "name": "net: phy: dp83867: reset PHY on init to ensure clean state", "commit_ref": null, "pull_url": null, "state": "accepted", "archived": false, "hash": "f4012fe7b0919eca776139da4f35f8661b3a8eff", "submitter": { "id": 84271, "url": "http://patchwork.ozlabs.org/api/people/84271/?format=api", "name": "Michal Simek", "email": "michal.simek@amd.com" }, "delegate": { "id": 157425, "url": "http://patchwork.ozlabs.org/api/users/157425/?format=api", "username": "jforissier", "first_name": "Jerome", "last_name": "Forissier", "email": "jerome.forissier@linaro.org" }, "mbox": "http://patchwork.ozlabs.org/project/uboot/patch/66795e9c91026c8fc6d40703f200eedd62ada355.1774452992.git.michal.simek@amd.com/mbox/", "series": [ { "id": 497466, "url": "http://patchwork.ozlabs.org/api/series/497466/?format=api", "web_url": "http://patchwork.ozlabs.org/project/uboot/list/?series=497466", "date": "2026-03-25T15:36:34", "name": "net: phy: dp83867: reset PHY on init to ensure clean state", "version": 1, "mbox": "http://patchwork.ozlabs.org/series/497466/mbox/" } ], "comments": "http://patchwork.ozlabs.org/api/patches/2215984/comments/", "check": "pending", "checks": "http://patchwork.ozlabs.org/api/patches/2215984/checks/", "tags": {}, "related": [], "headers": { "Return-Path": "<u-boot-bounces@lists.denx.de>", "X-Original-To": "incoming@patchwork.ozlabs.org", "Delivered-To": "patchwork-incoming@legolas.ozlabs.org", "Authentication-Results": [ "legolas.ozlabs.org;\n\tdkim=pass (1024-bit key;\n unprotected) header.d=amd.com header.i=@amd.com header.a=rsa-sha256\n header.s=selector1 header.b=K7xTpyDs;\n\tdkim-atps=neutral", "legolas.ozlabs.org;\n spf=pass (sender SPF authorized) smtp.mailfrom=lists.denx.de\n (client-ip=2a01:238:438b:c500:173d:9f52:ddab:ee01; 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helo=satlexmb08.amd.com; pr=C", "From": "Michal Simek <michal.simek@amd.com>", "To": "<u-boot@lists.denx.de>, <git@amd.com>", "CC": "Pranav Tilak <pranav.vinaytilak@amd.com>, \"Edgar E. Iglesias\"\n <edgar.iglesias@xilinx.com>, Jerome Forissier <jerome.forissier@arm.com>, Joe\n Hershberger <joe.hershberger@ni.com>, Tom Rini <trini@konsulko.com>", "Subject": "[PATCH] net: phy: dp83867: reset PHY on init to ensure clean state", "Date": "Wed, 25 Mar 2026 16:36:34 +0100", "Message-ID": "\n <66795e9c91026c8fc6d40703f200eedd62ada355.1774452992.git.michal.simek@amd.com>", "X-Mailer": "git-send-email 2.43.0", "MIME-Version": "1.0", "X-Developer-Signature": "v=1; a=openpgp-sha256; l=1480; i=michal.simek@amd.com;\n h=from:subject:message-id; bh=faY4Tk49unXoUMAQqkueK0R/NhGjJvs4a2P4bjditGA=;\n b=owGbwMvMwCG2mv3fB7+vgl8ZT6slMWQeYWSew8UezblN/OmxffMDpmlpi1nKXNjKVeR2Uvhrp\n +KLu02RHaUsDGIcDLJiiizTmXQc1ny7tlRseWQ+zBxWJpAhDFycAjCRyd6MDNf0j9WvtTNffbRn\n gofLAd22gp/6WlWfL/OpWxobc1xQsWf4K9fDpRmzbcvymH1pP688mhVx3eHTVKZejzoRkcK3lj+\n mcAAA", "X-Developer-Key": "i=michal.simek@amd.com; a=openpgp;\n fpr=67350C9BF5CCEE9B5364356A377C7F21FE3D1F91", "Content-Transfer-Encoding": "8bit", "Content-Type": "text/plain", "X-EOPAttributedMessage": "0", "X-MS-PublicTrafficType": "Email", "X-MS-TrafficTypeDiagnostic": "CH3PEPF0000000D:EE_|BN7PPF2E18BD747:EE_", "X-MS-Office365-Filtering-Correlation-Id": "64af2bf1-8a15-402c-e17d-08de8a84514c", "X-MS-Exchange-SenderADCheck": "1", "X-MS-Exchange-AntiSpam-Relay": "0", "X-Microsoft-Antispam": "BCL:0;\n ARA:13230040|82310400026|36860700016|376014|1800799024|56012099003|18002099003;", "X-Microsoft-Antispam-Message-Info": "\n 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", "X-Forefront-Antispam-Report": "CIP:165.204.84.17; CTRY:US; LANG:en; SCL:1; SRV:;\n IPV:NLI; SFV:NSPM; H:satlexmb08.amd.com; PTR:InfoDomainNonexistent; CAT:NONE;\n SFS:(13230040)(82310400026)(36860700016)(376014)(1800799024)(56012099003)(18002099003);\n DIR:OUT; SFP:1101;", "X-MS-Exchange-AntiSpam-MessageData-ChunkCount": "1", "X-MS-Exchange-AntiSpam-MessageData-0": "\n +FNU1XcP/yqk0I5cvEHfVAEv6KBeBBRYsNRJ2SxsZiv/lcOPjcOTmvWXcM+nn3ozQMkcVSGh//tWzE4ybfqujf39Orgg7/DMG8oFGtL8ucnHKOUB7j4QFoc1HE/ht/fNz5ZvbUnR00pueTGslBg1q013f6XZgNFlh0fT5HOIlrfvIz9vQ3CZSXTDZFPIEe3S9b0pfN2zsHVhkpg8WbyNd//hbgBnwT8JbWKglqfnjX+Py9nUi/2mvkUKBiDMZVBeQ0th2PN5AD12aog4ikCWzrJRNikzgHuEkTxQuIN4t75m9HMpwUZDbxSGaRIXVSyBh4s2V+SAeZEsTXB1VAIQ9c9k4+UCug3GLfsfWMM3k6spv6shoj8HQ2jwVV8cDbEUuZTWoVB96nmxKof9WrDZy3v7VcCwfD06K0Lw1nA+hpGkT+SUwfw8kPd8eKQwzCAI", "X-OriginatorOrg": "amd.com", "X-MS-Exchange-CrossTenant-OriginalArrivalTime": "25 Mar 2026 15:36:43.6953 (UTC)", "X-MS-Exchange-CrossTenant-Network-Message-Id": "\n 64af2bf1-8a15-402c-e17d-08de8a84514c", "X-MS-Exchange-CrossTenant-Id": "3dd8961f-e488-4e60-8e11-a82d994e183d", "X-MS-Exchange-CrossTenant-OriginalAttributedTenantConnectingIp": "\n TenantId=3dd8961f-e488-4e60-8e11-a82d994e183d; Ip=[165.204.84.17];\n Helo=[satlexmb08.amd.com]", "X-MS-Exchange-CrossTenant-AuthSource": "\n CH3PEPF0000000D.namprd04.prod.outlook.com", "X-MS-Exchange-CrossTenant-AuthAs": "Anonymous", "X-MS-Exchange-CrossTenant-FromEntityHeader": "HybridOnPrem", "X-MS-Exchange-Transport-CrossTenantHeadersStamped": "BN7PPF2E18BD747", "X-BeenThere": "u-boot@lists.denx.de", "X-Mailman-Version": "2.1.39", "Precedence": "list", "List-Id": "U-Boot discussion <u-boot.lists.denx.de>", "List-Unsubscribe": "<https://lists.denx.de/options/u-boot>,\n <mailto:u-boot-request@lists.denx.de?subject=unsubscribe>", "List-Archive": "<https://lists.denx.de/pipermail/u-boot/>", "List-Post": "<mailto:u-boot@lists.denx.de>", "List-Help": "<mailto:u-boot-request@lists.denx.de?subject=help>", "List-Subscribe": "<https://lists.denx.de/listinfo/u-boot>,\n <mailto:u-boot-request@lists.denx.de?subject=subscribe>", "Errors-To": "u-boot-bounces@lists.denx.de", "Sender": "\"U-Boot\" <u-boot-bounces@lists.denx.de>", "X-Virus-Scanned": "clamav-milter 0.103.8 at phobos.denx.de", "X-Virus-Status": "Clean" }, "content": "From: Pranav Tilak <pranav.vinaytilak@amd.com>\n\nAfter a warm reboot, the PHY is left in power-down state\n(BMCR_PDOWN set) causing auto-negotiation to timeout when\nrunning the dhcp command.\n\nFix this by calling phy_reset() in dp83867_config() which\nbrings the PHY to a known clean state. The existing\nDP83867_SW_RESTART is removed as it is redundant after phy_reset().\n\nFixes: 721aed79126b (\"net: phy: Add support for Texas Instruments DP83867\")\nSigned-off-by: Pranav Tilak <pranav.vinaytilak@amd.com>\nSigned-off-by: Michal Simek <michal.simek@amd.com>\n---\n\n drivers/net/phy/dp83867.c | 10 +++++-----\n 1 file changed, 5 insertions(+), 5 deletions(-)", "diff": "diff --git a/drivers/net/phy/dp83867.c b/drivers/net/phy/dp83867.c\nindex 772cde1c520c..7ce03b59b6ab 100644\n--- a/drivers/net/phy/dp83867.c\n+++ b/drivers/net/phy/dp83867.c\n@@ -257,14 +257,14 @@ static int dp83867_config(struct phy_device *phydev)\n \n \tdp83867 = (struct dp83867_private *)phydev->priv;\n \n-\tret = dp83867_of_init(phydev);\n+\t/* Reset PHY to clear any stale state after warm reboot */\n+\tret = phy_reset(phydev);\n \tif (ret)\n \t\treturn ret;\n \n-\t/* Restart the PHY. */\n-\tval = phy_read(phydev, MDIO_DEVAD_NONE, DP83867_CTRL);\n-\tphy_write(phydev, MDIO_DEVAD_NONE, DP83867_CTRL,\n-\t\t val | DP83867_SW_RESTART);\n+\tret = dp83867_of_init(phydev);\n+\tif (ret)\n+\t\treturn ret;\n \n \t/* Mode 1 or 2 workaround */\n \tif (dp83867->rxctrl_strap_quirk) {\n", "prefixes": [] }